extremely

adverb

ex·​treme·​ly ik-ˈstrēm-lē 

1

: in an extreme manner

2

: to an extreme extent

Synonyms of extremely

• very
• incredibly
• terribly
• highly
• too
• so
• badly
• damned
• severely
• damn
• really
• super
• desperately
• intensely
• seriously
• far
• exceptionally

Examples of extremely in a Sentence

an extremely hot day

Recent Examples on the Web

Some might consider that effort and cost extraordinary for an art form that has a shelf life and is extremely vulnerable. — Tania Azhang, Sacbee.com, 3 Oct. 2026

Each snapshot showed the electron distribution at a slightly different moment, allowing the researchers to follow quantum motion that occurs on extremely short timescales. — Rupendra Brahambhatt, Interesting Engineering, 3 Oct. 2026

Much of North Africa is extremely dry in August, while southern Spain also typically experiences plenty of sunshine. — Jamie Carter, Space.com, 3 Oct. 2026

Others, like Eliezer Yudkowsky and Nate Soares, think the empirical methods this would require are extremely unlikely to work, and place the chance that superintelligence kills us all very high. — Geoffrey Irving, Time, 3 Oct. 2026

Word History

First Known Use

1509, in the meaning defined at sense 1

Phrases Containing extremely

• extremely high frequency
• extremely low frequency

Rhymes for extremely

• seemly
• unseemly